A skin-mountable device (10) is disclosed comprising a surface (11) carrying an adhesive layer (20) for adhering the device to a skin region (1) and a removable non-adhesive cover layer (30) shaped as a loop having a first loop portion (31) covering the entire adhesive layer and a second loop portion (35) returning over the first loop portion, the second loop portion containing a pull (37) for pulling the cover layer from the adhesive layer when the skin-mountable device is positioned on said skin region. Also disclosed is a method of affixing such a skin-mountable device (10) to a skin region (1).
